While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers a sudden unexpected inclination to port and forward. Strong wind and high waves are from the starboard quarter. Among the possible causes, you should consider ______________.

A
failure of mooring lines 1 or 2
B
failure of mooring lines 5 or 6
C
leak in ballast tank #2P
D
ballast tanks are equalizing into tank 1P
E